40282774

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{761}}^1$

素因数の和:988

約数の個数: 32

約数和(自身を含む): 73152000

約数和(自身を除く): 32869226

約数列:

[1, 2, 7, 14, 19, 38, 133, 199, 266, 398, 761, 1393, 1522, 2786, 3781, 5327, 7562, 10654, 14459, 26467, 28918, 52934, 101213, 151439, 202426, 302878, 1060073, 2120146, 2877341, 5754682, 20141387, 40282774]

約数ペア:

[(1, 40282774), (2, 20141387), (7, 5754682), (14, 2877341), (19, 2120146), (38, 1060073), (133, 302878), (199, 202426), (266, 151439), (398, 101213), (761, 52934), (1393, 28918), (1522, 26467), (2786, 14459), (3781, 10654), (5327, 7562)]